EP4046820A4 - Rubber composition for tires, and tire - Google Patents

Rubber composition for tires, and tire Download PDF

Info

Publication number
EP4046820A4
EP4046820A4 EP20885292.1A EP20885292A EP4046820A4 EP 4046820 A4 EP4046820 A4 EP 4046820A4 EP 20885292 A EP20885292 A EP 20885292A EP 4046820 A4 EP4046820 A4 EP 4046820A4
Authority
EP
European Patent Office
Prior art keywords
tires
tire
rubber composition
rubber
composition
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20885292.1A
Other languages
German (de)
French (fr)
Other versions
EP4046820A1 (en
Inventor
Ayuko Yamada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Rubber Industries Ltd
Original Assignee
Sumitomo Rubber Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo Rubber Industries Ltd filed Critical Sumitomo Rubber Industries Ltd
Publication of EP4046820A1 publication Critical patent/EP4046820A1/en
Publication of EP4046820A4 publication Critical patent/EP4046820A4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
    • B60C1/0016—Compositions of the tread
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B60C11/0306—Patterns comprising block rows or discontinuous ribs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B60C11/0327—Tread patterns characterised by special properties of the tread pattern
    • B60C11/033—Tread patterns characterised by special properties of the tread pattern by the void or net-to-gross ratios of the patterns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B60C11/12—Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L7/00—Compositions of natural rubber
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
    • C08L9/06—Copolymers with styrene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B60C2011/0337—Tread patterns characterised by particular design features of the pattern
    • B60C2011/0339—Grooves
    • B60C2011/0341—Circumferential grooves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B60C2011/0337—Tread patterns characterised by particular design features of the pattern
    • B60C2011/0339—Grooves
    • B60C2011/0381—Blind or isolated grooves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/03—Tread patterns
    • B60C2011/0337—Tread patterns characterised by particular design features of the pattern
    • B60C2011/0386—Continuous ribs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction 

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Tires In General (AREA)
EP20885292.1A 2019-11-06 2020-10-15 Rubber composition for tires, and tire Pending EP4046820A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019201578A JP7500952B2 (en) 2019-11-06 2019-11-06 Rubber composition for tires and tires
PCT/JP2020/038927 WO2021090660A1 (en) 2019-11-06 2020-10-15 Rubber composition for tires, and tire

Publications (2)

Publication Number Publication Date
EP4046820A1 EP4046820A1 (en) 2022-08-24
EP4046820A4 true EP4046820A4 (en) 2023-12-27

Family

ID=75849729

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20885292.1A Pending EP4046820A4 (en) 2019-11-06 2020-10-15 Rubber composition for tires, and tire

Country Status (4)

Country Link
EP (1) EP4046820A4 (en)
JP (1) JP7500952B2 (en)
CN (1) CN114641524B (en)
WO (1) WO2021090660A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023066057A (en) * 2021-10-28 2023-05-15 住友ゴム工業株式会社 Heavy load tire
EP4186712B1 (en) * 2021-11-26 2024-12-04 Sumitomo Rubber Industries, Ltd. Tire

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3406664A1 (en) * 2016-01-19 2018-11-28 Bridgestone Corporation Rubber composition and tire

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2522438B2 (en) * 1989-12-06 1996-08-07 住友化学工業株式会社 Rubber composition with excellent dynamic properties
DE10216657A1 (en) * 2002-04-15 2003-10-23 Rhein Chemie Rheinau Gmbh Vulcanizable rubber compounds and manufacturing process
DE102007044175A1 (en) * 2007-09-15 2009-03-19 Lanxess Deutschland Gmbh Functionalized high vinyl diene rubbers
EP2418243B1 (en) * 2009-03-30 2016-05-11 Bridgestone Corporation Rubber composition and tire using same
JP5420300B2 (en) * 2009-04-13 2014-02-19 株式会社ブリヂストン Rubber composition and pneumatic tire using the same
JP2011184546A (en) * 2010-03-08 2011-09-22 Toyo Tire & Rubber Co Ltd Tire tread rubber composition and pneumatic tire
JP5559234B2 (en) 2011-08-09 2014-07-23 住友ゴム工業株式会社 Rubber composition for tire and pneumatic tire
JP5829541B2 (en) * 2012-02-07 2015-12-09 住友ゴム工業株式会社 Rubber composition for tire
JP6154726B2 (en) * 2013-10-25 2017-06-28 東洋ゴム工業株式会社 Rubber composition
JP6480699B2 (en) * 2014-10-03 2019-03-13 株式会社ブリヂストン Run flat tire
JP6633972B2 (en) * 2016-05-27 2020-01-22 株式会社ブリヂストン Pneumatic tire
JP6508253B2 (en) * 2017-04-28 2019-05-08 横浜ゴム株式会社 Rubber composition for tire
JP7331332B2 (en) * 2018-01-29 2023-08-23 住友ゴム工業株式会社 Tire rubber composition and tire
JP6417064B1 (en) * 2018-04-09 2018-10-31 住友ゴム工業株式会社 Rubber composition for tire and tire

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3406664A1 (en) * 2016-01-19 2018-11-28 Bridgestone Corporation Rubber composition and tire

Also Published As

Publication number Publication date
CN114641524B (en) 2024-06-04
EP4046820A1 (en) 2022-08-24
JP2021075601A (en) 2021-05-20
JP7500952B2 (en) 2024-06-18
WO2021090660A1 (en) 2021-05-14
CN114641524A (en) 2022-06-17

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Ipc: B60C 1/00 20060101AFI20231117BHEP